CN1236474C - Cooling system of microwave energy illuminating equipment - Google Patents
Cooling system of microwave energy illuminating equipment Download PDFInfo
- Publication number
- CN1236474C CN1236474C CNB021199299A CN02119929A CN1236474C CN 1236474 C CN1236474 C CN 1236474C CN B021199299 A CNB021199299 A CN B021199299A CN 02119929 A CN02119929 A CN 02119929A CN 1236474 C CN1236474 C CN 1236474C
- Authority
- CN
- China
- Prior art keywords
- cooling system
- magnetron
- microwave energy
- heat exchanger
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
- H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
- H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
- H01J65/044—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by a separate microwave unit
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Microwave Tubes (AREA)
Abstract
The present invention disclosed a cooling system of microwave energy illuminating equipment. In a lighting apparatus using microwave energy including a magnetron for generating microwave energy, a bulb for generating lights by the microwave energy, a wave guide for connecting the magnetron and the bulb and transmitting the microwave energy generated in the magnetron to the bulb and a casing housing the magnetron and the wave guide and combining with the bulb, a cooling system of a lighting apparatus using microwave energy comprises a heat exchanger installed to the exterior of a magnetron and having a coolant path, a radiating unit installed to the exterior of a casing and radiating heat of the coolant heated while passing the path of the heat exchanger, and a flow generating means installed between an outlet of the radiating unit and an inlet of the heat exchanger in order to make the coolant circulate the heat exchanger and the radiating unit.
Description
Technical field
The present invention relates to a kind of cooling system of microwave energy illuminating equipment.
Background technology
Utilize the lighting apparatus of microwave energy to send visible light or ultraviolet ray by applying microwave energy to an electrode-less plasma lamps, this lighting apparatus has longer useful life and the luminous efficiency of Geng Gao than incandescent lamp and fluorescent lamp.
Longitudinal profile view among Fig. 1 has been represented a kind of microwave energy illuminating equipment of the prior art.
As shown in Figure 1, this traditional microwave can comprise a magnetron 2 that is installed in the housing and produces microwave energy by lighting apparatus; A high pressure generator 3 is used for civilian alternating current is boosted, and to magnetron 2 power supplies; One is connected to the waveguide 4 that the microwave energy that magnetron 2 produced was gone up and transmitted in magnetron 2 outlet; A bulb 5, its utilizes the luminescent material be plasma state luminous by receiving the microwave energy that comes through waveguide 4 transmission; A resonant cavity 6 that coats bulb 5 front part, with the barrier microwave energy, and the light transmissive that can allow bulb 5 send; A reflective mirror 7, it holds resonant cavity 6, and the light that sends of convergence reflex bulb 5 as the crow flies; One is installed in the dielectric reflective mirror 8 of bulb 5 rear sides in the resonant cavity 6, seeing through microwave energy, and reverberation; And a cooling fan assembly 9, it is installed on the side of housing 1, and magnetron 2 and high pressure generator 3 are cooled off.
In addition, bulb 5 is by cooling off a large amount of heat that is produced at luminescence unit 5a with the rotation of a bulb motor 10.
Simultaneously, in existing microwave energy illuminating equipment, magnetron 2 just sends microwave energy after obtaining power supply, the microwave energies that produce in this magnetron 2 after process waveguide 4 resonant cavity 6, the luminescence unit 5a in the exciter bulb 5, luminescence unit 5a sends light.The light that luminescence unit 5a sends is reflected by reflective mirror 7, like this, has just realized the function of illumination.
But, in the course of work of existing microwave energy illuminating equipment, in the big calorimetric that the magnetron shown in Fig. 12, waveguide 4 and high pressure generator 3 etc. are located to produce, magnetron etc. cool off 1 from extraneous suction air to housing by utilizing cooling fan assembly 9.
But, since this lighting apparatus not only can indoor, but also can be in outdoor application, so adopting cooling fan to come in the Wind-cooling type device of the heat-generating units that cooled microwave can lighting apparatus, impurity such as insect, dust etc. or rainwater can enter into lighting apparatus, correspondingly, lighting apparatus just may damage, and perhaps is shortened useful life.
Especially, if strengthened the power value of lighting apparatus in order to improve brightness, then just must more effectively discharge the heat that produces in the lighting apparatus.
Summary of the invention
In order to address the above problem, the purpose of this invention is to provide a kind of microwave energy illuminating equipment, it can more effectively discharge the inner heat that produces of lighting apparatus to extraneous, and by the cooling structure that a heat exchanger has the sealing that can prevent that introduced contaminants from entering is installed, this heat exchanger has the coolant flow path of leading to outside, inner heat unit.
To achieve these goals, in a kind of microwave energy illuminating equipment, be provided with a cover cooling system, this equipment comprises that one is used to produce the magnetron of microwave energy, one is used for the alight bubble by microwave energy, a waveguide that is used for connecting magnetron and bulb and the microwave energy that magnetron produces is transferred to bulb, and the housing laying magnetron and waveguide and combine with bulb, the cooling system of this microwave energy illuminating equipment comprises: a heat exchanger that is installed in the magnetron outside and has a coolant flow path; One is installed in outside, and the thermal transpiration of heated cooling agent is gone out will flow through the coolant flow path of heat exchanger time the heat-sink unit; And a mobile generating means, it is installed between the inlet of the outlet of heat-sink unit and heat exchanger, so that cooling agent circulates between heat exchanger and heat-sink unit.
In a kind of microwave energy illuminating equipment, be provided with a cooling system, this lighting apparatus comprises that one is used to produce the magnetron of microwave energy, one is used for the alight bubble by microwave energy, a waveguide that is used to connect magnetron and bulb and the microwave energy that produces in the magnetron is transferred to bulb, and the housing laying magnetron and waveguide in it and combine with bulb, the cooling system of this microwave energy illuminating equipment comprises: one is installed in the outside, inner heat unit of lighting apparatus and the heat exchanger with a coolant flow path; One is installed in outside, and the heat of heated cooling agent exhales will flow through the coolant flow path of heat exchanger time the heat-sink unit; And a mobile generating means, it is installed between the inlet of the outlet of heat-sink unit and heat exchanger, so that cooling agent circulates between heat exchanger and heat-sink unit.
Description of drawings
Several embodiments of the present invention have been shown in the accompanying drawing, and have come principle of the present invention is made an explanation with text description, these accompanying drawings are used to understand better the present invention, and are incorporated in the specification, as a part wherein.
In the accompanying drawings:
Vertical view among Fig. 1 has been represented a kind of microwave energy illuminating equipment of the prior art;
Schematic diagram among Fig. 2 has been represented a kind of cooling system according to microwave energy illuminating equipment of the present invention;
Fig. 3 is the schematic diagram of an inner heat unit in the expression microwave energy illuminating equipment of the present invention;
Schematic diagram among Fig. 4 has been represented according to the heat exchanger in the microwave energy illuminating equipment of the present invention;
Fig. 5 a, 5b and 5c have represented in the cooling system of microwave energy illuminating equipment of the present invention, are installed to the embodiment of the coiled type heat exchanger on the magnetron;
Fig. 6 a, 6b and 6c have represented to be installed to the embodiment of the box type heat exchanger on the magnetron in the cooling system of microwave energy illuminating equipment of the present invention;
Fig. 7 is the cutaway view of Fig. 6 a;
Fig. 8 represented in the cooling system of microwave energy illuminating equipment of the present invention, is used for an embodiment of heat exchanger that waveguide is cooled off;
Fig. 9 is the perspective view of the cooling system in the microwave energy illuminating equipment of the present invention; And
Profile among Figure 10 has been represented an embodiment of the cooling agent storage tank in the cooling system of microwave energy illuminating equipment of the present invention.
Embodiment
Hereinafter, with reference to the accompanying drawings the cooling system according to a kind of microwave energy illuminating equipment of the present invention is described in detail.
Fig. 2 is a schematic diagram, and it has represented that according to the cooling system in the microwave energy illuminating equipment of the present invention Fig. 3 also is a schematic diagram, and it has represented the inner heat unit according to microwave energy illuminating equipment of the present invention.
As shown in Figure 2, have a bulb 50 and a microwave energy illuminating equipment that is arranged in the inner heat unit 30 of housing 51, cooling system according to microwave energy illuminating equipment of the present invention comprises a heat exchanger 60, it is installed to the outside of inner heat unit 30, and has a coolant flow path; One heat-sink unit 40, it is installed to the outside of housing 51, and the heat of heated cooling agent exhales during the coolant flow path of the heat exchanger 60 of will flowing through; And the generating means 10 that flows, it is installed between the import of the outlet of heat-sink unit 40 and heat exchanger 60, thereby cooling agent is circulated between heat exchanger 60 and heat-sink unit 40.
As shown in Figure 3, this microwave energy illuminating equipment comprises a magnetron that produces microwave 31, a waveguide 33 that connects magnetron 31 and bulb 50 and the microwave energy that magnetron 31 produces is transferred to bulb 50; And a housing 51, it is containing magnetron 31 and waveguide 33, and combines with bulb 50.
In addition, vacation if required, this lighting apparatus also can comprise a high pressure generator 32 and a capacitor 34.
Specifically, as shown in Figure 3, this lighting apparatus comprises such as magnetron 31, waveguide 33, to the inner heat unit 30 of the high pressure generator 32 of magnetron 31 power supplies and capacitor 34 etc.Because they produce a large amount of heat in the process of lighting apparatus work, so their temperature in the course of the work are not less than 100 ℃, wherein, the caloric value the first of magnetron 31, high pressure generator 32 second, capacitor 34 the 3rd.
Correspondingly, in the course of work of lighting apparatus, in order to ensure the stability and the useful life of inside composition device, the heat that these inner heat unit 30 must be produced distributes, and in other words, must cool off inner heat-generating units 30.
The schematic diagram of Fig. 4 has been represented according to a heat exchanger in the microwave energy illuminating equipment of the present invention.
As shown in Figure 4, heat exchanger 60 comprise one be used to hold inner heat unit 30 lay unit 60c, many coolant flow path 60d, wherein, made one at the end of coolant flow path 60d and be used to ingate 60a that cooling agent is flowed into, then made an outlet opening 60b who is used to discharge cooling agent at the other end of coolant flow path 60d.Heat exchanger 60 can be made multiple pattern according to the shape of inner heat unit 30.
Fig. 5 a, 5b and 5c have represented in the cooling system according to microwave energy illuminating equipment of the present invention, are installed in the embodiment of the coiled type heat exchanger on the magnetron.Fig. 6 a, 6b and Fig. 6 c have represented in the cooling system according to microwave energy illuminating equipment of the present invention, are installed in the embodiment of a box type heat exchanger on the magnetron.Fig. 7 is the profile of Fig. 6 a.
Shown in Fig. 5 a, 5b, 5c, the heat exchanger 61 that is used for magnetron 31 is cooled off is designed to tubulose, and is wrapped in the outside of magnetron 31 as coil.
In addition, as Fig. 6 a, 6b, 6c and shown in Figure 7, the heat exchanger 62 that is used for magnetron 31 is cooled off is box-like, and it is installed on the magnetron 31.
Fig. 8 has represented the heat exchanger that waveguide is cooled off of being used for according to the cooling system of microwave energy illuminating equipment of the present invention.
As shown in Figure 8, this heat exchanger 63 that is used for waveguide 33 is cooled off is designed to: have one and be used for inlet hole 63a that cooling agent flows into, one and be used to discharge the outlet opening 63b of cooling agent and the pipeline 63d of many coiled types, pipeline wherein is installed in the outside of waveguide 33, to connect into oral pore 63a and outlet opening 63b as coolant flow path.Preferably the cooling heat exchanger 62 of waveguide 33 is made one with waveguide 33, and on the outer wall of waveguide 33, form coolant flow path.
Be similar to the heat exchanger that magnetron or waveguide are cooled off, at the heat exchanger 60 that is used for high pressure generator 32 or capacitor 34 are cooled off, also made a coiled type pipeline seating part that is used to hold high pressure generator or capacitor, and also can adopt box type heat exchanger with internal coolant stream.
In addition, as shown in Figure 2,, a fan 52 that is used for producing air flows is set in housing 51 preferably in order more effectively to carry out heat exchange in housing 51 inside of microwave energy illuminating equipment.
Perspective representation among Fig. 9 according to the cooling system of microwave energy illuminating equipment of the present invention.
As shown in Figure 9, heat-sink unit 40 is designed to have a radiator 41, and this radiator 41 has an ingate that is connected with the outlet opening 60b of heat exchanger 60, an outlet opening 40b and a cooling fan 42 that is connected to heat exchanger 60 ingate 60a.
In addition, as shown in Figure 2, pump etc. can be as the generating means 10 that flows.The generating means 10 that should flow is installed between the ingate 60a of the outlet opening 40b of heat-sink unit 40 and heat exchanger 60, so that cooling agent can circulate between heat exchanger 60 and heat-sink unit 40.Especially, in order to regulate the circular flow of cooling agent, also between the outlet opening 40b of heat-sink unit 40 and mobile generating means 10, a cooling agent storage tank 20 has been installed.
Profile among Figure 10 has been represented an embodiment of the cooling agent storage tank in the cooling system of microwave energy illuminating equipment of the present invention.
As shown in figure 10, in this cooling agent storage tank 20, made an ingate 11 that is used for from the inflow of the cooling agent of radiator 41 in lower end, reducing bulk temperature by mixed cooling agent equably, and the unit 11a that dams has been installed in the position up.And by in the end of discharging the outlet opening 12 of cooling agent from cooling agent storage tank 10 weight 13 being installed, even variation has taken place in the installation site of cooling agent storage tank 10, cooling agent also can flow into.
Meanwhile, on the housing 51 of microwave energy illuminating equipment, also made a hole (not shown) that is used for passing tube connector, this tube connector connects heat exchanger 60 and the heat-sink unit 40 in the housing 51.Wherein, the outer surface of tube connector and housing is sealed, closed shell 51.
In addition, in order to construct lighting apparatus compacter, heat-sink unit 40, cooling agent storage tank 20 and the mobile generating means 10 that is installed in lighting apparatus housing 51 outsides can be used as module and installs in the housing 70.
This cooling system can adopt multiple cooling agent, but after considering manufacturing cost, cooling effect and working temperature, preferably water is as cooling agent.
On the other hand, hereinafter will describe the course of work of the cooling system of microwave energy illuminating equipment of the present invention in detail.
At first, in cooling system according to microwave energy illuminating equipment of the present invention, can produce microwave energy after magnetron 31 energisings, the microwave energy that produces in the magnetron 31 is by the luminescence unit (not shown) of waveguide 33 exciter bulbs 50, correspondingly, luminescence unit sends light.Along with the work of lighting apparatus, such as a large amount of heat of inner heat unit 30 generations of magnetron 31, high pressure generator 32, waveguide 33 and capacitor 34 etc.
Meanwhile, when microwave energy illuminating equipment was started working, the cooling system that is installed on the lighting apparatus was started working simultaneously.
More detailed, circulate in the generating means 10 that flows makes that cooling agent forms in heat exchanger 60 coolant flow path and the heat-sink unit 40, heat exchanger 60 wherein is installed on the inner heat unit 30.
When the cooling agent that circulates flows through the coolant flow path that forms in the heat exchanger 60, absorb the heat that inner heat unit 30 produces, and when flowing through heat-sink unit 40, the heat that will absorb at heat exchanger 60 places exhales.
Correspondingly,, also can diffuse to the external world to what produce in the inner heat unit 30 of lighting apparatus, thereby lighting apparatus can carry out work effectively thermally-stabilisedly, and the damage of internal element can not occur owing to Gao Re even under air-tight state.
As mentioned above, because microwave energy illuminating equipment according to the present invention has the structure and the cooling system of sealing, so can prevent that impurity from entering into housing, thereby can be used on outdoorly, and prolong working life owing to inner building block can not damage because of foreign matter and Gao Re.
In addition, by improving cooling effectiveness, can also increase lighting apparatus power capacity, reduce its size.
Above under the condition that does not surmount design philosophy of the present invention or inner characteristic, the present invention is implemented with several forms; also should be noted that; unless specialize; any details of chatting before the foregoing description is not limited to; but within invention thought and protection range that appended claims limits; can very broadly design, thereby, all should be included in claims in the gauge of claims or its equivalents and all changes and modification within the border.
Claims (16)
1. the cooling system of a microwave energy illuminating equipment, it is in a kind of microwave energy illuminating equipment, this lighting apparatus comprises that one is used to produce the magnetron of microwave energy, one is used for steeping by the microwave energy alight, a waveguide that is used to connect magnetron and bulb and the microwave energy that produces in the magnetron is transferred to bulb, and the housing laying magnetron and waveguide and combine with bulb, this cooling system is characterised in that it comprises:
One is installed in the outside of inner heat unit of lighting apparatus and the heat exchanger with a coolant flow path;
One is installed in outside, and heat-sink unit that will the heat of heated cooling agent exhales when flowing through the coolant flow path of heat exchanger; And
A mobile generating means, it is installed between the inlet of the outlet of heat-sink unit and heat exchanger, so that cooling agent circulates between heat exchanger and heat-sink unit.
2. cooling system according to claim 1, wherein, described inner heat unit is a magnetron.
3. cooling system according to claim 2 wherein, has been installed a cooling agent storage tank of filling with cooling agent between heat-sink unit and mobile generating means.
4. cooling system according to claim 2, wherein, this cooling agent is a water.
5. cooling system according to claim 2, wherein, the outside of heat exchanger and magnetron forms as one.
6. cooling system according to claim 2, wherein, at heat exchanger of outside extra installation of waveguide.
7. cooling system according to claim 2 also comprises:
One is used to high-tension electricity is provided so that magnetron produces the high pressure generator of microwave energy; And
A heat exchanger that is installed in the high pressure generator outside.
8. cooling system according to claim 2 also comprises:
A capacitor; And
A heat exchanger that is installed in the capacitor outside.
9. cooling system according to claim 2, wherein, heat exchanger is one to be looped around the coiled type pipe of magnetron outside.
10. cooling system according to claim 2, wherein, heat exchanger comprises:
A base unit;
One is formed on the base unit middle body to lay the seating part of magnetron;
A coolant entrance hole that is formed on the base unit sidepiece is used for the inflow of cooling agent;
A coolant outlet hole that is formed on the base unit opposite side is used for the discharge of cooling agent; And
A coolant flow path that is formed in the base unit is to connect coolant entrance hole and coolant outlet hole.
11. cooling system according to claim 1 wherein, is used to provide high-tension electricity to make magnetron produce the high pressure generator of microwave energy thereby use the described lighting device of microwave energy also to comprise; And described inner heat unit is magnetron, waveguide and high pressure generator.
12. cooling system according to claim 11 wherein, also comprises a capacitor in the inner heat unit.
13. cooling system according to claim 11, wherein, a plurality of heat exchangers that are installed on the inner heat unit are connected in series.
14. cooling system according to claim 11, wherein, heat exchanger comprises:
One base unit, it has the seating part and many coolant flow path that are used to lay the inner heat unit;
One is formed on the coolant entrance hole of many coolant flow path ends, is used for the inflow of cooling agent; And
One is formed on the coolant outlet hole of many coolant flow path other ends, is used for the discharge of cooling agent.
15. cooling system according to claim 11, wherein, the housing of this lighting apparatus seals, to prevent entering of introduced contaminants.
16. cooling system according to claim 11 also comprises:
A fan that is arranged in the housing is used to produce air flows.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020020011966A KR20030072777A (en) | 2002-03-06 | 2002-03-06 | Microwave lighting apparatus |
| KR11966/2002 | 2002-03-06 | ||
| KR11966/02 | 2002-03-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1442880A CN1442880A (en) | 2003-09-17 |
| CN1236474C true CN1236474C (en) | 2006-01-11 |
Family
ID=19719632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021199299A Expired - Fee Related CN1236474C (en) | 2002-03-06 | 2002-05-16 | Cooling system of microwave energy illuminating equipment |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6633130B2 (en) |
| JP (1) | JP2003257207A (en) |
| KR (1) | KR20030072777A (en) |
| CN (1) | CN1236474C (en) |
| BR (1) | BR0202424A (en) |
| MX (1) | MXPA02003400A (en) |
| RU (1) | RU2219619C1 (en) |
| SE (1) | SE0201118L (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2328259B2 (en) | 2008-08-12 | 2024-01-03 | Ingeteam Power Technology, S.A. | System and method for power management in a photovoltaic installation |
| KR100982946B1 (en) | 2008-11-19 | 2010-09-17 | 주식회사 썬라이팅 | A traffic light with Light Emitting Diode Lamp |
| JP5406937B2 (en) * | 2008-12-15 | 2014-02-05 | コーニンクレッカ フィリップス エヌ ヴェ | Cooling device for luminaire |
| JP2012528440A (en) * | 2009-05-26 | 2012-11-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lighting device provided with cooling device |
| CN103807833A (en) * | 2012-11-09 | 2014-05-21 | 深圳市海洋王照明工程有限公司 | Water cooling system for cooling lamp and lamp |
| KR101639663B1 (en) * | 2015-01-28 | 2016-07-14 | (주) 토모우드 | Movable wood insect killing apparatus for exterminating pine tree nematode |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3814983A (en) * | 1972-02-07 | 1974-06-04 | C Weissfloch | Apparatus and method for plasma generation and material treatment with electromagnetic radiation |
| US3911318A (en) * | 1972-03-29 | 1975-10-07 | Fusion Systems Corp | Method and apparatus for generating electromagnetic radiation |
| JPS5951445B2 (en) * | 1978-12-16 | 1984-12-14 | 本田技研工業株式会社 | Tire fitting device |
| JPS57128445A (en) * | 1981-12-23 | 1982-08-10 | Hitachi Ltd | Hollow electrode lamp |
| US4695757A (en) * | 1982-05-24 | 1987-09-22 | Fusion Systems Corporation | Method and apparatus for cooling electrodeless lamps |
| JPH01122558A (en) * | 1987-11-06 | 1989-05-15 | Toshiba Corp | Bactericidal lamp device |
| JPH06150887A (en) * | 1992-11-06 | 1994-05-31 | Toshiba Corp | Microwave discharge light source apparatus |
| US5866990A (en) * | 1996-01-26 | 1999-02-02 | Fusion Lighting, Inc. | Microwave lamp with multi-purpose rotary motor |
| JP3174296B2 (en) * | 1998-07-15 | 2001-06-11 | 松下電子工業株式会社 | Microwave electrodeless discharge lamp device |
| US6351070B1 (en) * | 1999-12-28 | 2002-02-26 | Fusion Uv Systems, Inc. | Lamp with self-constricting plasma light source |
| KR100414125B1 (en) * | 2002-01-25 | 2004-01-07 | 엘지전자 주식회사 | Cooling apparatus for microwave lighting system |
| KR100451359B1 (en) * | 2002-03-06 | 2004-10-06 | 주식회사 엘지이아이 | Microwave lighting apparatus |
-
2002
- 2002-03-06 KR KR1020020011966A patent/KR20030072777A/en not_active Application Discontinuation
- 2002-04-03 RU RU2002108517/09A patent/RU2219619C1/en not_active IP Right Cessation
- 2002-04-03 MX MXPA02003400A patent/MXPA02003400A/en active IP Right Grant
- 2002-04-12 US US10/122,708 patent/US6633130B2/en not_active Expired - Fee Related
- 2002-04-15 SE SE0201118A patent/SE0201118L/en not_active Application Discontinuation
- 2002-05-16 CN CNB021199299A patent/CN1236474C/en not_active Expired - Fee Related
- 2002-05-29 JP JP2002155850A patent/JP2003257207A/en active Pending
- 2002-06-27 BR BR0202424-1A patent/BR0202424A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MXPA02003400A (en) | 2004-07-16 |
| BR0202424A (en) | 2004-05-11 |
| SE0201118D0 (en) | 2002-04-15 |
| KR20030072777A (en) | 2003-09-19 |
| CN1442880A (en) | 2003-09-17 |
| US6633130B2 (en) | 2003-10-14 |
| JP2003257207A (en) | 2003-09-12 |
| SE0201118L (en) | 2003-09-07 |
| RU2219619C1 (en) | 2003-12-20 |
| US20030168987A1 (en) | 2003-09-11 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060111 |